what does asio time usage measure?

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Member Since: Oct 01, 2008

in cubase on the bottom left of the play bar at the bottom theres 2 little meters,, one is labeled "asio time usage"

it seems it goes up when i add vsts and
after i add more than a handfull of vsts (3 or 4 on about 5 tracks) it starts peaking out and causing pops and crackles..

what hardware / software improvement will improve the asio time usage?

i've seen people do like dozens of tracks, and it seems silly i can't do 5 tracks with enough vsts to mix properly

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Czar of Midi
Administrator
Since: Apr 04, 2002


Oct 29, 2008 07:42 pm

CAn you give us the specs of your PC? CPU speed and amount of RAM would help a great deal.

On that thought though, you will probably want to be in the 2 gig CPU range with at least 2 gigs of ram to operate at a decent rate. A dedicated audio interface helps as well. Stock sound card will not handle that kind of load at all. And a separate hard drive for audio only is a big plus these days.

Member
Since: Oct 01, 2008


Oct 30, 2008 09:37 am

one is a desktop dell xps with a 3.4 proc and 2 gigs of ram,

other is a dell xps m1730 dual 2.8 and 4 gig ram, both systems use my presonus firestudio project as sound card.

desktop has a ti chip firewire,
laptop is standard dell firewire (TI card is in the mail)

both have the same issue with assio time usage meter going up high with just a few (10 or so) vsts over 5 tracks

Member
Since: Oct 01, 2008


Oct 31, 2008 02:24 pm

just purchased a siig firewire card for the laptop, and a verbatim 500 gig firewire hard drive plan on runnin this out off the 2nd firewire slot of the presonus so both pcs will use it.

but still the original point i am curious exactly what "asio time usage" is

Czar of Midi
Administrator
Since: Apr 04, 2002


Oct 31, 2008 09:09 pm

OK, well both are good enough to meet the specs required by Cubase. And the Presonus should be good.

The ASIO time usage is probably meant to show the amount of buffer that is being used. Its just a fancy way to say that. It should actually give a description in the manual, so maybe look there as well.

But, my hunch is that the buffer is set far too low for the power the computers do have available for Cubase to use.

One thing to look into is to make certain you have ABSOLUTELY NOTHING running as far as other programs while trying to run Cubase. That program alone needs all the power a PC can muster.

Also, exactly what VST's are you running? Plugins on audio tracks, or VSTi's such as synthes?

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